Top Science News

May 21, 2026

Top Headlines

Childhood Junk Food May Rewire the Brain for Life

May 21, 2026 Eating too much junk food early in life may rewire the brain in ways that last into adulthood, even after switching to a healthier diet. Scientists found that high-fat, high-sugar diets changed feeding behavior and disrupted appetite-control regions ...

May 21, 2026 A huge international review found that GLP-1 weight-loss drugs significantly reduce the risk of heart attacks, strokes, heart failure, and premature death over the long term. Researchers say these ...

Common Pesticide Linked to Hidden Brain Damage, Scientists Warn

May 21, 2026 Scientists have uncovered alarming new evidence that a common insecticide may leave lasting marks on the developing brain before a child is even born. Researchers studying New York City children found that prenatal exposure to chlorpyrifos — a ...

Scientists Discover Hidden Weakness Shared by Hundreds of Cancer Mutations

May 21, 2026 Scientists have unveiled a powerful new tool called PerturbFate that could change how researchers tackle diseases driven by huge numbers of genetic mutations, including cancer and Alzheimer’s. Instead of trying to target every faulty gene ...

Scientists Discover Strange “Narwhal” Waves That Trap Light Beyond Known Limits

May 21, 2026 Physicists at Peking University have uncovered a new way to confine light far beyond conventional limits — without relying on metals and their inherent energy dissipation. By formulating the ...

Physicists Finally Solve the Strange Mystery of “Breathing” Lasers

May 21, 2026 Scientists have finally figured out how mysterious “breather” laser pulses work, solving a puzzle that has frustrated laser physicists for years. These unusual ultrafast lasers produce light pulses that rhythmically grow and shrink instead of ...

Jupiter’s Lightning May Be 100x More Powerful Than Earth’s

May 21, 2026 Jupiter’s storms aren’t just gigantic — they may unleash lightning far more powerful than anything on Earth. Using NASA’s Juno spacecraft, scientists discovered that some lightning bolts on the gas giant could pack up to 100 times the punch ...

Scientists Discover a Strange “Inside-out” Planetary System That Shouldn’t Exist

May 21, 2026 Scientists have discovered a bizarre planetary system where a rocky world orbits farther out than giant gas planets, defying long-standing theories of planet formation. The finding hints that some ...

Scientists Discover the Nutrient That Can Supercharge Cellular Energy

May 21, 2026 Researchers discovered that leucine, a nutrient found in protein-rich foods, can supercharge mitochondria by protecting crucial energy-producing proteins inside cells. The breakthrough uncovers a powerful new link between diet and cellular energy ...

MIT Scientists Discover Amino Acid That Helps the Gut Heal Itself

May 21, 2026 MIT scientists have identified cysteine — an amino acid found in foods like meat, dairy, beans, and nuts — as a potent trigger for intestinal repair. In mice, a cysteine-rich diet activated immune cells that released healing signals, helping ...

UNESCO Warns a Tsunami in the Mediterranean Is Inevitable

May 20, 2026 The French Riviera may look like an unlikely place for a tsunami disaster, but scientists warn the threat is far more real than most people realize. Historical events and new modeling show that destructive waves have already struck the Mediterranean ...

Scientists Solve 320-million-year Mystery of Reptile Bone Armor

May 20, 2026 Reptiles have been growing armor in their skin on and off for hundreds of millions of years, but scientists never fully understood how it evolved. A massive new evolutionary study shows these skin bones appeared independently in multiple lizard ...

Latest Headlines

updated 9:32am EDT

New Quantum Sensor Could Count Individual Photons and Hunt Dark Matter

May 20, 2026 Researchers have built an ultra-sensitive sensor capable of detecting unimaginably small amounts of energy — below one zeptojoule. The breakthrough relies on fragile superconducting materials that ...

Scientists Discover Why Alzheimer’s Risk Hits Women So Much Harder

May 20, 2026 Women may be especially sensitive to the effects of common dementia risk factors, according to a new UC San Diego study of over 17,000 adults. Researchers say tailoring prevention strategies ...

Scientists Found a Hidden Alzheimer’s Trigger and Shut It Down

May 20, 2026 A newly identified enzyme called IDOL could become a major new target in the fight against Alzheimer’s disease. Researchers found that removing it from neurons sharply reduced amyloid plaques and ...

Scientists Discover Massive Natural Hydrogen Source Beneath Canada

May 20, 2026 Scientists in Canada have discovered that ancient underground rocks are naturally producing hydrogen gas — and lots of it. Measurements from mine boreholes in Ontario show the gas can flow ...

Scientists Use Light to Create Tiny Molecules That Could Transform Medicine

May 20, 2026 Researchers have developed a light-driven method for creating tiny, high-energy “housane” molecules that are valuable for drug development and materials science. These compact ring-shaped ...

Scientists Found a Giant Magnetic “twist” Hidden Inside the Milky Way

May 20, 2026 Astronomers have uncovered a strange magnetic “flip” hidden inside the Milky Way. Using a new radio telescope, researchers mapped the galaxy’s magnetic field in unprecedented detail and ...

Britain’s 11,000-Year-Old “oldest Northerner” Was a 3-Year-Old Girl, DNA Reveals

May 20, 2026 Scientists have identified the oldest known human remains in Northern Britain as a young girl who lived around 11,000 years ago. Found in a Cumbrian ...

Lost for 150,000 Years: Rainforest Discovery Upends Human History

May 20, 2026 For decades, scientists believed ancient humans avoided dense rainforests, treating them as nearly impossible environments for early survival. But a groundbreaking discovery in West Africa is ...

Scientists Use DNA from Poop to Save the World’s Rarest Marsupial

May 20, 2026 Scientists in Australia are using cutting-edge DNA techniques to help save one of the world’s rarest marsupials — the critically endangered Gilbert’s potoroo, with fewer than 150 left in the ...

T. Rex’s Tiny Arms May Have Evolved for a Surprisingly Brutal Reason

May 20, 2026 Why did T. rex have such tiny arms? Scientists now think it’s because its giant head became the ultimate hunting tool. Across multiple dinosaur groups, stronger skulls and crushing jaws evolved ...

Humpback Whale Breaks Migration Record With 15,000 Kilometer Ocean Journey

May 19, 2026 Scientists have uncovered an astonishing new chapter in humpback whale migration: two whales were found to have traveled between breeding grounds in Australia and Brazil, crossing more than 14,000 ...

Hidden Sugar Patterns on Human Cells Could Reveal Cancer Early

May 18, 2026 Scientists have uncovered a hidden “sugar code” on the surface of human cells that could transform how diseases are detected. Using an advanced imaging technique called Glycan Atlasing, ...

Scientists Think They’ve Cracked the Mystery of Human Right-Handedness

May 18, 2026 A new study suggests humans became overwhelmingly right-handed because of two major evolutionary shifts: walking on two legs and developing much larger brains. Researchers found that as human ...

Scientists Discover Hidden “brakes” That Stop Massive Earthquakes

May 16, 2026 A mysterious underwater fault near Ecuador has been producing nearly identical magnitude 6 earthquakes every five to six years, baffling scientists for decades. Researchers now believe the fault ...

String Theory Suddenly Emerged from Simple Physics Rules

May 19, 2026 Physicists may have uncovered a surprising new clue that string theory—the idea that the universe is built from unimaginably tiny vibrating strings—could be more than just a mathematical fantasy. ...

Scientists Discover Giant “last Titan” Dinosaur, Southeast Asia’s Largest Ever

May 15, 2026 A massive new dinosaur discovered in Thailand is rewriting Southeast Asia’s prehistoric history. The newly named Nagatitan chaiyaphumensis was a colossal long-necked sauropod that weighed around 27 ...

Mars May Have Once Had an Ocean and This Chaotic Valley Is a Big Clue

May 15, 2026 A colossal valley near Mars’s equator is revealing dramatic clues about the Red Planet’s watery and volcanic past. Stretching roughly 1,300 kilometers, Shalbatana Vallis was carved billions of ...

Earth Is Flying Through Ancient Supernova Debris and Scientists Found the Evidence in Antarctic Ice

May 13, 2026 Earth is quietly collecting radioactive debris from an ancient stellar explosion as our Solar System drifts through a giant cloud of gas and dust between the stars. Scientists analyzing Antarctic ice ...

A Strange Ripple in Spacetime Could Be the First Fingerprint of Dark Matter

May 19, 2026 Black holes crashing together may be revealing clues about dark matter hidden across the universe. Physicists created a new model predicting how dark matter could subtly distort gravitational waves ...

Scientists Discover Hidden Math Secret Inside Chinese Money Plant Leaves

May 14, 2026 Scientists have uncovered a hidden mathematical secret inside the leaves of the Chinese money plant: a naturally occurring geometric pattern known as a Voronoi diagram, something typically associated ...

Scientists Discover the Strange Way CO2 Cools Part of Earth’s Atmosphere

May 14, 2026 Scientists have finally cracked the mystery behind one of climate change’s strangest fingerprints: while Earth’s surface heats up, the upper atmosphere is rapidly cooling. Researchers at Columbia ...

Scientists Discover Hidden Chemical Signature That Could Reveal Alien Life

May 12, 2026 Scientists may have found a powerful new way to hunt for alien life — not by searching for specific molecules, but by looking for hidden patterns in how those molecules are organized. Researchers ...

Stunning Fossil Discovery Challenges the Origins of Animal Life

May 12, 2026 Scientists revisiting mysterious 540-million-year-old microfossils from Brazil have overturned a major idea about early animal life. What were once thought to be trails left behind by tiny worm-like ...

James Webb Telescope Reveals the Clearest Map Ever of the Universe’s Cosmic Web

May 12, 2026 Astronomers using NASA’s James Webb Space Telescope have created the clearest map yet of the universe’s “cosmic web” — the enormous hidden structure that connects galaxies across space. By ...

NASA’s Psyche Probe Is About to Slingshot Around Mars at 12,000 Mph

May 11, 2026 NASA’s Psyche spacecraft is about to pull off a dramatic close flyby of Mars, skimming just 2,800 miles above the planet to get a powerful gravitational boost on its journey to the mysterious ...

Scientists Say Dante’s Inferno Described an Asteroid Impact 500 Years Before Modern Science

May 11, 2026 Dante’s Inferno may have been far more than a religious epic. New research argues that the 14th-century poet essentially imagined a catastrophic asteroid impact centuries before modern science ...

Antarctica Is Melting from Below and Scientists Say It’s Worse Than Expected

May 10, 2026 Scientists have uncovered a hidden Antarctic threat that could accelerate global sea level rise far faster than expected. Deep beneath floating ice shelves, long channels carved into the ice appear ...

The Universe’s Biggest Black Holes May Be Forged in Violent Mergers

May 8, 2026 The Universe’s biggest black holes may not be born giants after all. Scientists analyzing gravitational-wave signals from dozens of black hole collisions found evidence that the heaviest black ...

Ice Age Humans in China Crafted Surprisingly Advanced Stone Tools 146,000 Years Ago

May 9, 2026 Scientists in China discovered that ancient humans were making surprisingly advanced stone tools during a harsh ice age 146,000 years ago. The tools, created by Homo juluensis, show careful planning ...

NASA’s Roman Space Telescope Could Reveal Millions of Invisible Neutron Stars

May 15, 2026 NASA’s Roman Space Telescope could expose a vast hidden population of neutron stars lurking unseen across the Milky Way. By detecting subtle shifts in starlight caused by gravity, the mission may ...